Senior Systems Administrator

Job description

POSITION SUMMARY

Responsible for the organization's entire IT infrastructure, focusing on the design, implementation, maintenance, and security of complex systems. This is a senior-level position that often involves project leadership, mentoring junior staff, and resolving the most complex technical issues.

System and Network Management

• Install, configure, and maintain servers, network devices (routers, firewalls), operating systems (Windows, Linux/Unix), and software applications.

Performance and Optimization

• Monitor system performance, analyze data, and implement enhancements, upgrades, and patches to ensure optimal performance, availability, and capacity.

Security and Compliance

• Implement, and monitor security protocols, including access controls, firewalls, and data protection measures, to safeguard the organization's data and systems.

Troubleshooting and Support

• Diagnose and resolve complex hardware, software, and network issues, often serving as an escalation point for junior IT staff or internal customers of IT.

Project Management

• Lead or serve as a subject matter expert on IT projects, such as system upgrades, migrations to cloud platforms (AWS, Azure), and new system deployments.

Backup and Disaster Recovery

• Design and implement robust backup and recovery procedures and test disaster recovery plans to ensure business continuity.

Automation and Documentation

• Automate routine tasks using scripting languages (e.g., PowerShell, Python) and create and maintain comprehensive technical documentation, policies, and procedures.

Leadership and Mentoring

• Supervise, train, and mentor junior IT staff members, promoting professional development and effective teamwork.

Education

• A bachelor's degree in Computer Science, Information Technology, or a related field is required. However, extensive experience may be a substitute in certain situations.

Experience

• 5-10 years of professional systems administration experience is a prerequisite, with a proven track record of managing complex IT environments.

Technical Expertise

• Proficiency in various operating systems (Windows Server, Windows, Linux).
• Experience with virtualization technologies (VMware Specifically).
• Strong understanding of networking concepts (LAN/WAN, TCP/IP, DNS, DHCP).
• Familiarity with cloud computing platforms (AWS and Azure at a minimum).
• Experience with the deployment and maintenance of storage systems (SAN, NAS) both Fiber Channel and iSCSI is required.
• Some experience with database administration tasks is a required.

Soft Skills

• Excellent analytical and problem-solving skills.
• Strong communication skills, both written and verbal, to interact with technical and non-technical staff.
• Leadership and project management abilities.
• Ability to work independently, prioritize tasks, and manage multiple projects simultaneously.